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World's Best Oils & Filters for 2003 Chevrolet Trucks G2500 LD Van

Oils & FiltersMaintenance ScheduleService BulletinRecalls
2003 Chevrolet G2500 LD Van
4.3L 6-cyl Engine Code [X] 4.3L 6-cyl Engine Code [X]
200 bhp. @ 4400 rpm / Torque: 250 ft. lbs. @ 2800 rpm
12 Valves Overhead Valve
4.3L - V 6-cyl (4293 cc) Code: LU3 (Gasoline)
Compression Ratio: 9.2:1

We know your Chevrolet Trucks G2500 LD Van
& We have the World's Best Oils, Filters & more!

AMSOIL manufacture's the World's best synthetic lubricant's & filters since 1972. AMSOIL also offers substitute brands such as WIX, Mann & Donaldson, making us your one-stop shop for all automotive maintenance needs.

How do I use this Product Cross Reference Guide?

Product Cross Reference Guide: This product cross reference guide follows recommendations outlined in your owners manual and also reflects periodic service recommendation updates from the original equipment manufacturer for this particular model (2003 Chevrolet Trucks G2500 LD Van with engine code [X]) show example...

For example, the manufacturer may have recommended 5W30 motor oil at the time of production (owners manual) & later revised the recommendation to 5W20. This guide will reflect latest recommendation by the manufacturer for this model. If there are no special instructions from the manufacturer, the owner can choose to follow either one of the recommendation without voiding warranty hide example.

Optional Equipment Listing This guide lists all available equipment options such as transmission options, differentials etc. for 2003 Chevrolet Trucks G2500 LD Van with engine code [X] hide.
Product Availability Listing This guide lists all available AMSOIL & substitute brand products that meet or exceed OEM (Chevrolet Trucks) recommendation for each equipment. Any one of the recommended product can be used. One may be better than the other, you can review product details & price or contact us to ask our opinion pertaining to your usage and preference hide.
Operating Temperature Original equipment manufacturer (OEM) sometimes provide different product recommendations based on operating environment temperature for a given equipment. This product cross reference guide will list such recommendations based on OEM guidelines. Some OEM recommended viscosity pertaining to a specific temperature range may not be available from AMSOIL.

However, AMSOIL products recommended for another temperature range can be safely used because AMSOIL synthetic lubricants are engineered to provide exceptional performance for significantly broader temperature range when compared to conventional & or other brand synthetic oils. For more information on a lubricants cold temperature performance; please refer to "Pour Point" from "Technical Properties" table located at the bottom of each lubricant product page hide.
Last Updated This product cross reference guide for 2003 Chevrolet Trucks G2500 LD Van engine code [X] was last updated on 13th August 2018 hide.
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  1. Engine Oil

    Grade 1  »  API*
    Above -18C  »  10W-30
    All TEMPS  »  5W-30 [1]
  2. Automatic Transmission

  3. Rear Differential

    Standard Differential, Rear 10.5 RG  »  GL-5

    All TEMPS  »  80W-90
    SAE 80W-90 Synthetic Gear Lube (AGLQT)
    Severe Gear® 75W-90 (SVGPK)
    Severe Gear® 75W-110 (SVTQT)

    Standard Differential, Rear 9.75 RG  »  GL-5

    All TEMPS  »  80W-90
    SAE 80W-90 Synthetic Gear Lube (AGLQT)
    Severe Gear® 75W-90 (SVGPK)
    Severe Gear® 75W-110 (SVTQT)

    Standard Differential, Rear 8.6 RG  »  GL-5

    All TEMPS  »  80W-90
    SAE 80W-90 Synthetic Gear Lube (AGLQT)
    Severe Gear® 75W-90 (SVGPK)
    Severe Gear® 75W-110 (SVTQT)
  4. Power Steering Fluid

    Power Steering Fluid  »  PS003

    Power Steering Fluid (PSFCN)
  5. Brake Fluid

    Brake Fluid  »  HB

    DOT 3 and 4 Brake Fluid (BFLVCN) [3]
  6. Lubricants & Fluids Comments  »  [*]

    [1] SAE 5W-30 is preferred.
    [2] This specification has been updated from Dexron II or III to
    Dexron VI per a Technical Service Bulletin from the
    manufacturer
    [3] Hydraulic Brake Fluid, DOT 3. Original recommendation
    P/N 12377967 has been replaced by P/N 19299818.

  7. Capacities (Drive Train Fluids)

    Engine, with filter  »  4.3 liters [1]
    Cooling System, Without Rear Heater Initial Fill  »  10.4 liters
    Passenger Car & Light Truck Antifreeze & Coolant
    AMSOIL Antifreeze and Engine Coolant
    Cooling System, W/Rear Heater Initial Fill  »  13.2 liters
    Passenger Car & Light Truck Antifreeze & Coolant
    AMSOIL Antifreeze and Engine Coolant
    Automatic Transmission, 4L80-E Initial Fill  »  7.3 liters
    Automatic Transmission, 4L60-E Initial Fill  »  4.7 liters
    Automatic Transmission, Total Fill
    4 speed 4L60-E  »  10.6 liters
    4 speed 4L80-E  »  12.8 liters
    Differential, 8.6 RingGear Rear  »  2 liters
    Differential, 10.5 RingGear Rear  »  3.1 liters
    Differential, 9.75 RingGear Rear  »  2.9 liters
    ANTPC ANT ANTPC ANT
    Capacities Comments
    [1] After refill check oil level.
  8. Chassis Lubrication

  9. Torque Specifications

    Oil Drain Plug  »  18 ft/lbs

Close Panels

  1. Filters: Oil, Air, Cabin, Fuel, Transmission, Hydraulic & Crankcase

    Oil Filter Absolute Efficiency Oil Filter (EA15K29)  
    Oil Filter WIX 51040 Oil Filter  
    Air Filter WIX 46573 Air Filter  
    Fuel Filter WIX 33481 Fuel Filter  
    Transmission Filter WIX 58904 Trans Filter [1]
    Transmission Filter WIX 58847 Auto Tran Filter [2]

    Filter Comments
    [1] With Shallow Pan; 4L60-E (TransmissionMfrCode)
    [2] With Deep Pan; 4L60-E (TransmissionMfrCode)
  2. Gasoline Engine Fuel Additives

    Dominator Octane Boost (AOB)
    AOB Dominator Octane Boost (AOB)

    Maximizes power and improves performance in all two-cycle and four-cycle gasoline engines. Reduces engine knock, improves ignition and engine response, helps fuel burn cleaner and inhibits corrosion. Recommended for off-road and racing use. Packag...

    Gasoline Stabilizer (AST)
    AST Gasoline Stabilizer (AST)

    AMSOIL Gasoline Stabilizer (AST) reduces the oxidation process that occurs when fuel is stored for extended periods, improving performance, extending equipment life and decreasing maintenance expenses. Package sizes include: 16-oz. Bottle ...

    P.I Performance Improver (API)
    API P.I Performance Improver (API)

    P.i. improves fuel mileage an average of 2.3% and up to 5.7%. Reduces emissions such as hydrocarbons (HC) up to 15%, carbon monoxide (CO) up to 26% and nitrous oxides (NOx) up to 17%. Restores power and performance. Reduces the need for costly higher...

Close Panels

ASL 5W-30 Signature Series Synthetic Motor Oil (ASL)

The Top Tier of AMSOIL Synthetic Motor Oil. AMSOIL Signature Series Synthetic Motor Oil delivers extraordinary lubrication in all types of automotive gasoline engines. Engineered for enthusiasts seeking maximum protection and performance. Precision-f...
XLF 5W-30 Extended Life Synthetic Motor Oil (XLF)

• AMSOIL Extended-Life Synthetic Motor Oil has 37% more cleaning power 1 to help keep your engine running smoother, longer. • Protection Against LSPI • Save Time and Money with up to 20,000 Miles (32,000 km) Of Gu...
OEF 5W-30 OE Series Synthetic Motor Oil (OEF)

OE Synthetic Motor Oil is for mechanics and drivers seeking peace of mind protection and exceptional value in synthetic motor oil. It delivers 100 percent synthetic engine protection for advanced automotive technology, including turbochargers and dir...
ATL Signature Series Fuel-Efficient Synthetic ATF

A fuel efficient automatic transmission fluid recommended for GM, Ford and Toyota transmissions where lighter viscosity oil is required. Provides the same excellent protection and performance as AMSOIL Signature Series Multi-Vehicle ATF. Recommended ...
OTL OE Series Fuel-Efficient Synthetic ATF

AMSOIL OE Synthetic Automatic Transmission Fluid provides passenger-car/light-truck transmissions excellent wear protection, sludge resistance and extreme-temperature performance throughout original equipment manufacturer (OEM)-recommended drain inte...
AGL SEVERE GEAR 80W-90 (AGL)

A multi-functional lubricant designed to surpass the requirements of equipment and automotive applications calling for an SAE 80W-90 viscosity grade. Formulated with wax-free synthetic base oils and high-quality additives, AMSOIL SEVERE GEAR® res...
SVG 75W 90 Severe Gear® Extreme Pressure (SVG)

Formulated for the severe operating conditions of today’s pick-up trucks, SUVs, heavy equipment and other hard-working vehicles. AMSOIL SEVERE GEAR® Synthetic Extreme Pressure (EP) Lubricants are premium grade gear oils specifically engi...
SVT 75W-110 Severe Gear® Extreme Pressure (SVT)

AMSOIL SEVERE GEAR® Synthetic Extreme Pressure (EP) Lubricants are engineered for high-demand applications, including trailer towing, heavy hauling, 4X4 off-road driving, commercial use and racing. Protects gears and bearings from scoring and wea...
PSF Multi-Vehicle Synthetic Power Steering Fluid (PSF)

AMSOIL Multi-Vehicle Synthetic Power Steering Fluid provides excellent wear protection. Its synthetic formulation delivers better lubricity and reduced friction, resulting in cooler operating temperatures, longer component life and quieter operation....
BFLV DOT 3 and 4 Synthetic Brake Fluid (BFLV)

*** This item is available for US customers only *** Brake fluid acts as a hydraulic fluid, transferring power and lubricating brake system components while also preventing corrosion. It must contend with extreme heat and the inevitable moi...
GLC Synthetic Multi-Purpose Grease NLGI #2 (GLC)

AMSOIL Synthetic Multi-Purpose Grease is qualified against the highest grease standards and designed for multiple-use applications. Composed of premium-quality synthetic base oils and calcium sulfonate complex thickeners, Multi-Purpose Grease provide...
GWR Synthetic Water Resistant Grease NLGI#2 (GWR)

Superior Lubrication and Protection in Automotive and Industrial Applications With Extensive Exposure to Water Package sizes include: 3-oz. Cartridges (not sold individually, comes in a pack of 3) 3-oz. Cartridges (case of 10) 14-oz. Cartri...
GRG DOMINATOR Synthetic Racing Grease (GRG)

Exceptional High-Speed/High-Temperature Performance. AMSOIL DOMINATOR® Synthetic Racing Grease is engineered to protect high-performance bearings and chassis components in racing applications operated on snow, dirt, water or track. Package siz...
ANTPC Passenger Vehicle Antifreeze (ANTPC)

Ethylene Glycol 50/50 Pre-Mix Formulation AMSOIL Passenger Car/Light Truck Antifreeze & Coolant provides superior heat transfer and excellent protection against corrosion, freezing and boilover. It provides maximum protection in extreme temper...
ANT Antifreeze and Engine Coolant (ANT)

AMSOIL Antifreeze & Coolant (ANT) is a low-toxicity propylene glycol antifreeze formulated to provide benefits far beyond those found in today's conventional antifreeze and coolant products. This revolutionary formulation provides maximum antifre...
amsoil oil filter AMSOIL Ea Oil Filters

AMSOIL Ea Oil Filters feature synthetic nanofiber technology for maximum efficiency. Guaranteed for up to 15,000 miles or up to 25,000 miles, depending on application, when used with AMSOIL synthetic motor oil.
wix oil filter WIX Automotive, Light Truck & Racing Oil Filters

WIX Oil filters are made with full metal base plate for superior strength at the double seal & also feature a silicone anti-drainback valve. Glass enhanced media in WIX oil filters offers greater efficiency, capturing more 10 to 12 micron sized particles than other cellulose or synthetic blend medias.
wix air filter WIX Automotive, Light Truck & Racing Air Filters

WIX panel element air filters have a linear path through the filter for low airflow restriction & an exclusive pocket pleat for the filter media. Radial air filters are constructed of mesh screen on the inside wall diameter for element strength and media protection from backfire.
wix fuel filter WIX Automotive, Light Truck and Racing Fuel Filters

wix filterWIX Fuel Filters provide an unmatched fuel cleansing performance. They prevent pump wear, injector clogging, premature engine wear and help boost fuel efficiency. Offer quick, easy filter replacement, long life and the possibility of extended service intervals.
wix transmission filter WIX Automotive & Light Truck Transmission Filters

WIX Transmission Filters protect automatic transmissions against contaminants in the transmission fluid system. Proper filtration helps improve transmission life by minimizing wear and preventing sticking and scoring of sensitive shift control valves.
wix transmission filter WIX Automotive & Light Truck Transmission Filters

WIX Transmission Filters protect automatic transmissions against contaminants in the transmission fluid system. Proper filtration helps improve transmission life by minimizing wear and preventing sticking and scoring of sensitive shift control valves.

Maintenance Schedule as Provided by OEM Documentation

Distance:
7,500 miles (12,000 km)
Action:
Check level
Item:
Differential fluid
Interval in Month(s):
Labor Units:
0.1
Parts Units:
0
Drive Type:
ALL
Description: The liquid used for lubricating gears inside the differential.
Distance:
7,500 miles (12,000 km)
Action:
Inspect/rotate
Item:
Wheels & tires
Interval in Month(s):
Labor Units:
0.3
Parts Units:
0
Drive Type:
ALL
Description: A circular frame of hard material that may be solid or partly solid, is capable of turning on an axle, and holds the rubber cushion that contains compressed air.
Distance:
7,500 miles (12,000 km)
Action:
Inspect
Item:
Chassis
Interval in Month(s):
12
Labor Units:
0.05
Parts Units:
0
Drive Type:
ALL
Description: The frame of a vehicle to which the body attaches.
Distance:
7,500 miles (12,000 km)
Action:
Inspect
Item:
Kingpin Bushings
Interval in Month(s):
12
Labor Units:
0.2
Parts Units:
0
Drive Type:
ALL
Description: Lubricated solid bearings or bushings usually present between the kingpin and steering knuckle.
Distance:
7,500 miles (12,000 km)
Action:
Inspect
Item:
Steering linkage
Interval in Month(s):
12
Labor Units:
0.1
Parts Units:
0
Drive Type:
ALL
Description: The arrangement of rods and lubricated joints connecting the steering gearbox to the wheel spindles.
Distance:
7,500 miles (12,000 km)
Action:
Inspect
Item:
Suspension, front
Interval in Month(s):
12
Labor Units:
0.1
Parts Units:
0
Drive Type:
ALL
Description: The assemblage of joints, links and other components between a vehicle and its wheels. The suspension in concert with the wheels and tires is largely responsible for a given vehicle's ride and handling characteristics.
Distance:
7,500 miles (12,000 km)
Action:
Change
Item:
Engine oil
Interval in Month(s):
12
Labor Units:
0.18
Parts Units:
4.5
Drive Type:
ALL
Description: A substance that lubricates and cools the moving parts of the engine and reduces corrosion and the formation of rust.
Distance:
7,500 miles (12,000 km)
Action:
Inspect
Item:
Air filter restriction indicator
Interval in Month(s):
Labor Units:
0.02
Parts Units:
0
Drive Type:
ALL
Description: A device that identifies an impedance to the air filter system.
Distance:
7,500 miles (12,000 km)
Action:
Replace
Item:
Oil filter
Interval in Month(s):
12
Labor Units:
0.1
Parts Units:
1
Drive Type:
ALL
Description: A cartridge-filled canister placed in an engine's lubricating system to strain dirt and abrasive materials out of the oil.
Distance:
30,000 miles (48,000 km)
Action:
Clean/repack
Item:
Wheel bearings
Interval in Month(s):
Labor Units:
0.5
Parts Units:
0
Drive Type:
ALL
Description: The assemblies that permit smooth rotation between the wheel hub and spindle.
Distance:
30,000 miles (48,000 km)
Action:
Replace
Item:
Fuel filter
Interval in Month(s):
Labor Units:
0.3
Parts Units:
1
Drive Type:
ALL
Description: A replaceable metal or plastic canister that prevents particulate matter and most contaminants in the fuel from reaching the engine.
Distance:
60,000 miles (96,000 km)
Action:
Inspect
Item:
Evaporative control system
Interval in Month(s):
Labor Units:
0.1
Parts Units:
0
Drive Type:
ALL
Description: An emission control system that prevents raw fuel vapors from entering the atmosphere.
Distance:
60,000 miles (96,000 km)
Action:
Inspect
Item:
EGR system
Interval in Month(s):
Labor Units:
0.1
Parts Units:
0
Drive Type:
ALL
Description: Exhaust Gas Recirculation system. A device that redirects a small amount of exhaust to the engine intake in an effort to lower combustion temperature and reduce the emission of nitrogen oxide.
Distance:
100,000 miles (160,000 km)
Action:
Inspect
Item:
PCV valve
Interval in Month(s):
Labor Units:
0.05
Parts Units:
0
Drive Type:
ALL
Description: Positive Crankcase Ventilation valve, an emissions related device that allows venting of combustion gases from the crankcase to the intake system rather than the atmosphere.
Distance:
100,000 miles (160,000 km)
Action:
Inspect
Item:
Spark plug wires
Interval in Month(s):
Labor Units:
0.05
Parts Units:
0
Drive Type:
ALL
Description: Cables that carry a high-voltage electrical charge the spark plug(s).
Distance:
100,000 miles (160,000 km)
Action:
Replace
Item:
Spark plugs
Interval in Month(s):
Labor Units:
1.2
Parts Units:
6
Drive Type:
ALL
Description: Cables that carry a high-voltage electrical charge from the distributor cap or ignition coils to the spark plugs.
Distance:
100,000 miles (160,000 km)
Action:
Change
Item:
Automatic transmission fluid
Interval in Month(s):
Labor Units:
0.5
Parts Units:
5
Drive Type:
ALL
Description: The fluid used for lubricating and cooling an automatic transmission.
Distance:
100,000 miles (160,000 km)
Action:
Replace
Item:
Automatic transmission filter(s)
Interval in Month(s):
Labor Units:
0.3
Parts Units:
1
Drive Type:
ALL
Description: A component in most automatic transmissions that is fitted over the fluid intake, usually in the pan, that prevents debris and other contaminants from circulating throughout the transmission's inner workings and potentially causing unnecessary wear or damage. Some transmissions use a reusable metal or nylon mesh-type screen in place of a disposable filter.
Distance:
150,000 miles (240,000 km)
Action:
Clean
Item:
Radiator core & AC condenser
Interval in Month(s):
60
Labor Units:
0.2
Parts Units:
0
Drive Type:
ALL
Description: The part of a vehicle's radiator and air conditioning systems made up of small-diameter tubes with a series of thin, heat-conducting fins in between.
Distance:
150,000 miles (240,000 km)
Action:
Flush/replace
Item:
Coolant
Interval in Month(s):
60
Labor Units:
0.7
Parts Units:
1.5
Drive Type:
ALL
Description: Also known as "antifreeze." A mixture of water and ethylene glycol that has both a higher boiling point and a lower freezing point than plain water.

Service Bulletin as Provided by OEM & NHTSA

Bulletin Date:
2010-11-01
Bulletin Number:
PIT-3749D
NHTSA Item Number:
10037570

Component Description: Structure:frame and members.

Service Bulletin Summary: Gm: on some truck models there is some frame corrosion. ( nhtsa item number - 10037570 ).

Bulletin Date:
2011-11-01
Bulletin Number:
SB-10-08-50-
NHTSA Item Number:
10042986

Component Description: Seats:front assembly:head restraint.

Service Bulletin Summary: General motors: information provided by bulletin for all 2012 and prior general motor trucks and passenger vehicles regarding the adjustable comfort and custom upholstery of the driver and the passenger head restraint. ( nhtsa item number - 10042986 ).

Bulletin Date:
2016-04-01
Bulletin Number:
PIC-5050-A
NHTSA Item Number:
10078734

Component Description: Electrical system.

Service Bulletin Summary: This preliminary information communication advises the technician the steps on repairing the concern. A customer may identify a concern of unable to reactivate a vehicle's onstar that has been previously disabled by onstar. Dealer is to ca ( nhtsa item number - 10078734 ).

Bulletin Date:
2016-04-01
Bulletin Number:
PIC-4935-E
NHTSA Item Number:
10078735

Component Description: Electrical system.

Service Bulletin Summary: This preliminary information communication provides information to help the dealership technicians perform a parasitic drain test for the onstar module. When performing battery parasitic drain test, there may be some confusion as to what th ( nhtsa item number - 10078735 ).

Bulletin Date:
2016-04-01
Bulletin Number:
PIC4935E
NHTSA Item Number:
10083484

Component Description: Electrical system.

Service Bulletin Summary: This preliminary information communication provide ( nhtsa item number - 10083484 ).

Bulletin Date:
2016-04-01
Bulletin Number:
PIC5050A
NHTSA Item Number:
10083489

Component Description: Equipment:electrical.

Service Bulletin Summary: This preliminary information communication advises ( nhtsa item number - 10083489 ).

Bulletin Date:
2016-04-01
Bulletin Number:
PIC5088F
NHTSA Item Number:
10083509

Component Description: Equipment:electrical:radio/tape deck/cd etc. .

Service Bulletin Summary: This preliminary information communication advises ( nhtsa item number - 10083509 ).

Bulletin Date:
2016-04-01
Bulletin Number:
PIT5389A
NHTSA Item Number:
10083884

Component Description: Equipment:electrical:navigational system(global positioning system).

Service Bulletin Summary: This preliminary information communication advises ( nhtsa item number - 10083884 ).

Bulletin Date:
2016-04-01
Bulletin Number:
PIT5485B
NHTSA Item Number:
10083898

Component Description: Electrical system.

Service Bulletin Summary: This preliminary information communication advises ( nhtsa item number - 10083898 ).

Bulletin Date:
2016-04-01
Bulletin Number:
PIT5485A
NHTSA Item Number:
10083900

Component Description: Electrical system.

Service Bulletin Summary: This preliminary information communication advises ( nhtsa item number - 10083900 ).

Bulletin Date:
2016-08-01
Bulletin Number:
16NA260
NHTSA Item Number:
10082506

Component Description: Equipment:electrical:radio/tape deck/cd etc. .

Service Bulletin Summary: This technical bulletin provides a procedure to re ( nhtsa item number - 10082506 ).

Bulletin Date:
2016-08-01
Bulletin Number:
000601012F
NHTSA Item Number:
10082814

Component Description: Engine (pws).

Service Bulletin Summary: This informational bulletin provides information t ( nhtsa item number - 10082814 ).

Bulletin Date:
2016-08-01
Bulletin Number:
PI1394A
NHTSA Item Number:
10082869

Component Description: Engine (pws).

Service Bulletin Summary: This informational bulletin provides additional in ( nhtsa item number - 10082869 ).



Recalls not found for this vehicle!

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Blog Title: World's Best Oils & Filters for 2003 CHEVROLET TRUCKS EXPRESS 2500 4.3L 6-cyl Engine Code [X]
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